Versatility is also another advantage. It is easier for QA specialists to examine and discover other bugs instead of having to re-write their tests to accommodate new ones.
If you want to cover all possible testing cases, manual is the way to go. We know how to do it right and we excel at it. Our QA specialists are carefully chosen to give you the best possible service there is. They are resourceful and innovative.
Most of automated tools also have a lot of limitations. If you are running customized software such as enterprise counterparts, you may need a lot of testing done manually by a real human being.